The first flight of the Republic P-47 Thunderbolt.

The Republic P-47 Thunderbolt is a World War II-era fighter aircraft produced by the American company Republic Aviation from 1941 through 1945. One of the main United States Army Air Forces (USAAF) fighters, it found success in the European and Pacific theaters as an escort fighter well-suited to high-altitude air-to-air combat. It also served as the foremost American fighter-bomber in the ground-attack role.